Finding the Fourth Proportional to 116,459.47, 160,710.32 and 65,474.34

Step by Step Solution

1. Step 1: Write the proportion equation
   116,459.47 : 160,710.32 = 65,474.34 : x
2. Step 2: Convert to fraction form
   116,459.47/160,710.32 = 65,474.34/x
3. Step 3: Cross multiply
   116,459.47x = 160,710.32 × 65,474.34
4. Step 4: Simplify right side
   116,459.47x = 10,522,402,899.54
5. Step 5: Solve for x
   x = 10,522,402,899.54/116,459.47
6. Step 6: Final answer
   x = 90,352.49